checkstyle fix

Author: anmolanmol1234

hadoop-tools/hadoop-azure/src/test/java/org/apache/hadoop/fs/azurebfs/ITestAbfsNetworkStatistics.java

@@ -43,7 +43,6 @@
 import static org.apache.hadoop.fs.azurebfs.AbfsStatistic.GET_RESPONSES;
 import static org.apache.hadoop.fs.azurebfs.AbfsStatistic.SEND_REQUESTS;
 import static org.apache.hadoop.fs.azurebfs.constants.AbfsHttpConstants.FORWARD_SLASH;
-import static org.apache.hadoop.fs.azurebfs.constants.ConfigurationKeys.FS_AZURE_ABFS_ENABLE_CHECKSUM_VALIDATION;
 import static org.apache.hadoop.fs.azurebfs.constants.ConfigurationKeys.FS_AZURE_ENABLE_CREATE_BLOB_IDEMPOTENCY;
 
 public class ITestAbfsNetworkStatistics extends AbstractAbfsIntegrationTest {